Base | Representation |
---|---|
bin | 1001000100000… |
… | …1111111111111 |
3 | 2122112120100202 |
4 | 2101001333333 |
5 | 34213102241 |
6 | 3434514115 |
7 | 641104526 |
oct | 221017777 |
9 | 78476322 |
10 | 38019071 |
11 | 1a508322 |
12 | 1089593b |
13 | 7b51cbc |
14 | 50994bd |
15 | 350ed9b |
hex | 2441fff |
38019071 has 2 divisors, whose sum is σ = 38019072. Its totient is φ = 38019070.
The previous prime is 38019067. The next prime is 38019077. The reversal of 38019071 is 17091083.
It is a weak prime.
It is an emirp because it is prime and its reverse (17091083) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 38019071 - 22 = 38019067 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (38019077) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19009535 + 19009536.
It is an arithmetic number, because the mean of its divisors is an integer number (19009536).
Almost surely, 238019071 is an apocalyptic number.
38019071 is a deficient number, since it is larger than the sum of its proper divisors (1).
38019071 is an equidigital number, since it uses as much as digits as its factorization.
38019071 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1512, while the sum is 29.
The square root of 38019071 is about 6165.9606712985. The cubic root of 38019071 is about 336.2537735834.
The spelling of 38019071 in words is "thirty-eight million, nineteen thousand, seventy-one".
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